| 000 | 00456nam a2200169Ia 4500 | ||
|---|---|---|---|
| 008 | 140130s9999 xx 000 0 und d | ||
| 020 | _a803939051 | ||
| 082 |
_a302.2 _bRIT |
||
| 100 | _a Ritchie, L. David | ||
| 245 |
_aInformation : _bCommunication concepts 2 |
||
| 250 | _a1991 | ||
| 260 |
_bSage Publications _aCalifornia _c1991 |
||
| 300 | _a75 p. | ||
| 650 | _aInformation in Communication Science | ||
| 650 | _aCommunication | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c232897 _d232897 |
||